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Tomygreatrelief,myoldcamera wellbeforeIhaditr...
问题详情:Tomygreatrelief,myoldcamera wellbeforeIhaditrepairedbyanexperttwoyearsago.A.worked B.wasworkingC.hasbeenworked D.hadbeenworking【回答】D【解析】考查时态。句意:令我欣...